﻿/* 
 * Copyright 2010 The Apache Software Foundation.
 *
 * Licensed under the Apache License, Version 2.0 (the "License")
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Runtime.Serialization;
using System.Xml;
using System.ServiceModel.Description;

namespace Ngilead.WCF
{
    /// <summary>
    /// Custom data contract serialization operation behavior
    /// </summary>
    public class NgileadDataContractSerializerOperationBehavior : DataContractSerializerOperationBehavior
    {
        /// <summary>
        /// Constructor
        /// </summary>
        /// <param name="operationDescription">Operation description</param>
        public NgileadDataContractSerializerOperationBehavior(OperationDescription operationDescription)
            : base(operationDescription) { }

        /// <summary>
        /// Create serializer
        /// </summary>
        /// <param name="type">Type</param>
        /// <param name="name">Name</param>
        /// <param name="ns">Namespace</param>
        /// <param name="knownTypes">KnownTypes</param>
        /// <returns>Serializer</returns>
        public override XmlObjectSerializer CreateSerializer(Type type, string name, string ns, IList<Type> knownTypes)
        {
            return new DataContractSerializer(type, name, ns, knownTypes,
               0x7FFF,
               false,
               true,                                // preserveObjectReferences
               new NgileadDataContractSurrogate()); // lazy killing
        }

        /// <summary>
        /// Create serializer
        /// </summary>
        /// <param name="type">Type</param>
        /// <param name="name">Name</param>
        /// <param name="ns">Namespace</param>
        /// <param name="knownTypes">KnownTypes</param>
        /// <returns>Serializer</returns>
        public override XmlObjectSerializer CreateSerializer(Type type, XmlDictionaryString name, XmlDictionaryString ns, IList<Type> knownTypes)
        {
            return new DataContractSerializer(type, name, ns, knownTypes,
                0x7FFF,
                false,
                true,                                // preserveObjectReferences
                new NgileadDataContractSurrogate()); // lazy killing
        }

        private static XmlObjectSerializer CreateDataContractSerializer(Type type, string name, string ns, IList<Type> knownTypes)
        {
            return CreateDataContractSerializer(type, name, ns, knownTypes);
        }
    }
}
